I managed to lose a couple of weeks of work once copying data off of a memory stick into a directory with newer versions of some of the files (by absentmindedly answering "yes" to "overwrite?")
I screamed! Didn't help.
Mind you, that's over 37 years of computer use, so maybe I can be excused. 😆
 
                        
 
                         
                         
     
     
     
    

 
    
